CN220931890U - Composite vibration isolation structure for station blasting - Google Patents
Composite vibration isolation structure for station blasting Download PDFInfo
- Publication number
- CN220931890U CN220931890U CN202322896464.2U CN202322896464U CN220931890U CN 220931890 U CN220931890 U CN 220931890U CN 202322896464 U CN202322896464 U CN 202322896464U CN 220931890 U CN220931890 U CN 220931890U
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- Prior art keywords
- vibration isolation
- blasting
- station
- isolation structure
- plate
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- 238000002955 isolation Methods 0.000 title claims abstract description 39
- 238000005422 blasting Methods 0.000 title claims abstract description 28
- 239000002131 composite material Substances 0.000 title claims abstract description 14
- 230000035939 shock Effects 0.000 claims abstract description 38
- 238000009413 insulation Methods 0.000 claims abstract description 31
- 238000009412 basement excavation Methods 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- Earth Drilling (AREA)
Abstract
The application discloses a composite vibration isolation structure for station blasting, which relates to the technical field of vibration isolation structures and comprises an excavation area, a blasting area and protected objects, wherein vibration isolation plates are arranged around the blasting area, and a plurality of groups of vibration isolation holes are formed in the vibration isolation plates; and the shock insulation plate is provided with a quick-dismantling device which is connected with the side wall of the excavation area. The application is convenient for protecting the protected object.
Description
Technical Field
The application relates to the technical field of vibration isolation structures, in particular to a composite vibration isolation structure for station blasting.
Background
In recent years, the country has increased the investment in traffic construction, and a large number of highways and railways are being built, and a large number of tunnel projects are accompanied. The drilling and blasting method is one of the main construction methods of the tunnel construction at present because of the advantages of strong adaptability to geological conditions, low excavation cost and the like. But a small part of energy generated by explosive blasting in the tunneling of the drilling and blasting method is converted into vibration waves, and the vibration waves are transmitted outwards from a blasting source in the form of vibration waves and pass through a medium to reach the ground surface, so that the ground surface vibration is caused, and the ground surface building is possibly damaged or transmitted to an adjacent underground structure, so that the structure is damaged.
The related art can refer to Chinese patent publication No. CN211174125U, which discloses a shock insulation structure for tunnel blasting, comprising an excavated area and a protected object, wherein the excavated area is divided into a shock insulation area close to the protected object and a blasting area which is not overlapped with the shock insulation area, at least two rows of shock insulation hole groups are arranged on the shock insulation area, and at least one shock insulation hole is arranged on each row of shock insulation hole groups. Through setting up the shock isolation district in the region that is close to protected object on the excavation region, set up the shock isolation hole on the shock isolation district to the shock that produces when making the shock isolation hole in shock isolation district can effectively cushion blasting district blasting, through buffering vibrations, ensure that protected object is not damaged.
However, the shock isolation area is inconvenient to assemble and disassemble, so that the shock isolation area needs to be manufactured every time of blasting, which is time-consuming and labor-consuming, and is inconvenient to protect the protected object.
Disclosure of utility model
The application provides a composite vibration isolation structure for station blasting, which is convenient for protecting protected objects, and adopts the following technical scheme:
A composite vibration isolation structure for station blasting comprises an excavation area, a blasting area and protected objects, wherein vibration isolation plates are arranged around the blasting area, and a plurality of groups of vibration isolation holes are formed in the vibration isolation plates; and the shock insulation plate is provided with a quick-dismantling device which is connected with the side wall of the excavation area.
Preferably, the quick-release device comprises a screw rod which is connected with the shock insulation plate in a threaded manner, and drill bits and rotating parts are respectively arranged at two ends of the screw rod.
Preferably, the one end that the drill bit was kept away from to the screw rod has seted up horizontal groove, the through-hole has been seted up to the lateral wall in horizontal groove, the through-hole sliding connection has the stopper, install the drive assembly who is used for driving the stopper and removes in the horizontal groove.
Preferably, the driving assembly comprises a fixed plate fixedly connected to the inner wall of the horizontal groove and a countersunk bolt rotatably connected to the fixed plate; the countersunk head bolt is in threaded connection with a moving plate, and the moving plate is connected to one side, far away from the rotating part, of the fixed plate in a sliding manner along the axial direction of the screw rod; one side of the movable plate, which is far away from the fixed plate, is hinged with a push rod, and one side of the push rod, which is far away from the movable plate, is hinged with one side of the limiting block.
Preferably, a guide rod is fixedly connected to one side, far away from the push rod, of the moving plate, a sleeve is fixedly connected to one side, close to the push rod, of the fixed plate, and the guide rod is connected to the inner cavity of the sleeve in a sliding mode along the axial direction of the screw rod.
Preferably, one end of the limiting block, which is close to the screw, is fixedly connected with a connecting block, one side, which is far away from the screw, of the connecting block is fixedly connected with a spring, and one end, which is far away from the connecting block, of the spring is fixedly connected with the inner wall of the horizontal groove.
Preferably, a spike part is arranged at one end of the limiting block.
In summary, the application has the following beneficial effects:
1. The quick-dismantling device is convenient for quick-dismantling the shock-insulation plate, and the shock-insulation holes are convenient for shock insulation of the protected object; in conclusion, by adopting the scheme, the protected object is convenient to protect;
2. When the vibration isolation plate is required to be installed, the screw is rotated through the rotating part, and the drill bit is driven to rotate by the rotation of the screw, so that the vibration isolation plate can be installed; when the vibration isolation plate needs to be disassembled, the screw rod is reversed through the rotating part, and then the vibration isolation plate is taken down; in conclusion, the quick-dismantling device is arranged, so that the shock insulation plate can be conveniently and quickly dismantled;
3. when the screw is required to be limited, the limiting block is moved outwards of the through hole through the driving assembly, and can be inserted into soil around the outer side wall of the screw at the moment, so that the screw can be limited; in conclusion, the driving assembly is convenient for drive the stopper to move to be convenient for carry out spacing to the screw rod.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
fig. 2 is a cross-sectional view of a quick release device according to an embodiment of the present application.
Reference numerals illustrate: 1. excavating a region; 11. a blast zone; 2. a protected object; 3. a shock insulation plate; 31. a shock isolation hole; 4. a quick release device; 41. a screw; 411. a horizontal slot; 412. a through hole; 42. a drill bit; 43. a rotating part; 44. a limiting block; 441. a spike; 5. a drive assembly; 51. a fixing plate; 52. countersunk head bolts; 53. a moving plate; 54. a push rod; 55. a guide rod; 56. a sleeve; 7. a connecting block; 8. and (3) a spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-2.
Wherein like parts are designated by like reference numerals. It should be noted that the words "front", "back", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.
The application discloses a composite vibration isolation structure for station blasting, which comprises an excavation area 1, a blasting area 11 and protected objects 2, wherein vibration isolation plates 3 are arranged around the blasting area 11, and a plurality of groups of vibration isolation holes 31 are formed in the vibration isolation plates 3; a plurality of groups of quick-release devices 4 used for being connected with the side wall of the excavation area 1 are arranged on the shock insulation plate 3. The quick-dismantling device 4 is convenient for quickly dismantling the shock insulation plate 3, and the shock insulation holes 31 are convenient for shock insulation of the protected object 2; in summary, by adopting the above scheme, the protected object 2 is conveniently protected.
Each group of quick release devices 4 comprises a screw 41 which is in threaded connection with the shock insulation plate 3, and two ends of the screw 41 are respectively provided with a drill bit 42 and a rotating part 43. When the vibration isolation plate 3 is required to be installed, the screw 41 is rotated through the rotating part 43, and the screw 41 rotates to drive the drill bit 42 to rotate, so that the vibration isolation plate 3 can be installed; when the shock insulation plate 3 needs to be disassembled, the screw 41 is reversed through the rotating part 43, and then the shock insulation plate 3 is removed; to sum up, the quick assembly disassembly device 4 that sets up, the shock insulation board 3 of being convenient for carries out quick assembly disassembly.
The one end that the drill bit 42 was kept away from to screw rod 41 has been seted up horizontal slot 411, and a plurality of through-holes 412 have been seted up in proper order along its circumference to the lateral wall in horizontal slot 411, and a plurality of through-holes 412 coplanarity set up, and the radial slip along screw rod 41 in every through-hole 412 is connected with stopper 44, and the one end integrated into one piece of stopper 44 has spike portion 441, installs the drive assembly 5 that is used for driving stopper 44 and removes in the horizontal slot 411. When the screw 41 needs to be limited, the limiting block 44 is moved out of the through hole 412 through the driving component 5, and at the moment, the limiting block 44 can be inserted into soil around the outer side wall of the screw 41, so that the screw 41 can be limited; in summary, the driving assembly 5 is provided to facilitate the movement of the driving stopper 44, thereby facilitating the limitation of the screw 41.
The driving assembly 5 includes a fixing plate 51 fixedly connected to the inner wall of the horizontal slot 411, and a countersunk bolt 52 rotatably connected to the fixing plate 51 through a bearing; the countersunk head bolt 52 is arranged along the axial direction of the screw 41, the countersunk head bolt 52 is connected with a moving plate 53 in a threaded manner, and the moving plate 53 is connected to one side of the fixed plate 51 away from the rotating part 43 in a sliding manner along the axial direction of the screw 41; the side of the moving plate 53 far away from the fixed plate 51 is hinged with a plurality of push rods 54, and the side of the push rods 54 far away from the moving plate 53 is hinged with one side of the limiting blocks 44 in a one-to-one correspondence manner. When the limiting block 44 is required to be driven to move out of the through hole 412, the countersunk head bolt 52 is driven to rotate by a tool, the countersunk head bolt 52 rotates to drive the moving plate 53 to move towards the direction close to the limiting block 44, the moving plate 53 moves to drive the push rod 54 to move, and the push rod 54 moves to drive the limiting block 44 to move out of the through hole 412; the driving assembly 5 is arranged so as to drive the limiting block 44 to move outwards of the through hole 412.
One side of the movable plate 53 far away from the push rod 54 is fixedly connected with a guide rod 55, the guide rod 55 is arranged along the axial direction of the screw rod 41, one side of the fixed plate 51 close to the push rod 54 is fixedly connected with a sleeve 56, the sleeve 56 is arranged along the axial direction of the screw rod 41, and the guide rod 55 is glidingly connected with the inner cavity of the sleeve 56 along the axial direction of the screw rod 41. The guide rod 55 and the sleeve 56 are provided to facilitate guiding the moving plate 53.
The stopper 44 is close to the one end rigid coupling of screw rod 41 and has connecting block 7, and the one side rigid coupling that connecting block 7 kept away from screw rod 41 has spring 8, and spring 8 radially sets up along screw rod 41, and the one end rigid coupling that spring 8 kept away from connecting block 7 is in the inner wall in horizontal slot 411. The connecting block 7 and the spring 8 are arranged, so that the limiting block 44 is convenient to reset.
Working principle: the quick-dismantling device 4 is convenient for quickly dismantling the shock insulation plate 3, and the shock insulation holes 31 are convenient for shock insulation of the protected object 2; in summary, by adopting the above scheme, the protected object 2 is conveniently protected.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (7)
1. The utility model provides a composite vibration isolation structure of station blasting, includes excavation district (1), blasting district (11) and protected article (2), its characterized in that: the periphery of the blasting area (11) is provided with a shock insulation plate (3), and a plurality of groups of shock insulation holes (31) are formed in the shock insulation plate (3); the shock insulation board (3) is provided with a quick-release device (4) which is connected with the side wall of the excavation area (1).
2. A station blast composite vibration isolation structure according to claim 1, wherein: the quick release device (4) comprises a screw rod (41) which is connected with the shock insulation plate (3) in a threaded mode, and drill bits (42) and rotating parts (43) are respectively arranged at two ends of the screw rod (41).
3. A station blasting composite vibration isolation structure according to claim 2, wherein: the one end that drill bit (42) was kept away from to screw rod (41) has been seted up horizontal groove (411), through-hole (412) have been seted up to the lateral wall in horizontal groove (411), sliding connection has stopper (44) in through-hole (412), install in horizontal groove (411) and be used for driving drive assembly (5) that stopper (44) removed.
4. A station blast composite vibration isolation structure according to claim 3, wherein: the driving assembly (5) comprises a fixed plate (51) fixedly connected to the inner wall of the horizontal groove (411) and a countersunk bolt (52) rotatably connected to the fixed plate (51); the countersunk head bolt (52) is in threaded connection with a moving plate (53), and the moving plate (53) is connected to one side, far away from the rotating part (43), of the fixed plate (51) in a sliding manner along the axial direction of the screw rod (41); one side of the moving plate (53) far away from the fixed plate (51) is hinged with a push rod (54), and one side of the push rod (54) far away from the moving plate (53) is hinged with one side of the limiting block (44).
5. The composite vibration isolation structure for station blasting according to claim 4, wherein: one side of the movable plate (53) far away from the push rod (54) is fixedly connected with a guide rod (55), one side of the fixed plate (51) close to the push rod (54) is fixedly connected with a sleeve (56), and the guide rod (55) is connected to the inner cavity of the sleeve (56) in a sliding manner along the axial direction of the screw rod (41).
6. The composite vibration isolation structure for station blasting according to claim 4, wherein: one end of the limiting block (44) close to the screw (41) is fixedly connected with a connecting block (7), one side, far away from the screw (41), of the connecting block (7) is fixedly connected with a spring (8), and one end, far away from the connecting block (7), of the spring (8) is fixedly connected to the inner wall of the horizontal groove (411).
7. A station blast composite vibration isolation structure according to claim 3, wherein: one end of the limiting block (44) is provided with a spike part (441).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322896464.2U CN220931890U (en) | 2023-10-26 | 2023-10-26 | Composite vibration isolation structure for station blasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322896464.2U CN220931890U (en) | 2023-10-26 | 2023-10-26 | Composite vibration isolation structure for station blasting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220931890U true CN220931890U (en) | 2024-05-10 |
Family
ID=90935319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322896464.2U Active CN220931890U (en) | 2023-10-26 | 2023-10-26 | Composite vibration isolation structure for station blasting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220931890U (en) |
-
2023
- 2023-10-26 CN CN202322896464.2U patent/CN220931890U/en active Active
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